Realistically most people at home will dilute and flush down the sink. Ilford recommend this for small quantities (no definition of small though). https://www.

Realistically most people at home will dilute and flush down the sink. Ilford recommend this for small quantities (no definition of small though). https://www.ilfordphoto.com/health-and-safety/ https://www.ilfordphoto.com/health-and-safety/